제출 #56521

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
56521		leejseo	Bali Sculptures (APIO15_sculpture)	C++98	0 / 100	32 ms	32448 KiB

sculpture

#include <bits/stdc++.h>
using namespace std;

#define UNDEF -1

int L[2001], N, A, B;
long long S[2001];
long long D[2001][2001];

void input(){
	scanf("%d%d%d", &N, &A, &B);	
	memset(D, -1, sizeof(D));
	for (int i=1; i<=N; i++){
		scanf("%d", &L[i]);
		S[i] = S[i-1] + L[i];
	}
}

void DP(){
	for (int i=1; i<=N; i++){
		D[i][1] = S[i];
		for (int j=2; j<=i; j++){
			D[i][j] = D[i-1][j-1] | L[i];
			for (int k=1; k<i; k++){
				if (D[k][j-1] != UNDEF) D[i][j] = min(D[i][j], D[k][j-1] | (S[i] - S[k]));
			}
		}
	}
}

int main(void){
	input();
	DP();
	long long ans = (long long)1e15;
	for (int i=A; i<=B; i++) ans = min(ans, D[N][i]);
	printf("%lld\n", ans);	
	return 0;
}

컴파일 시 표준 에러 (stderr) 메시지

sculpture.cpp: In function 'void input()':
sculpture.cpp:11:7: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
  scanf("%d%d%d", &N, &A, &B); 
  ~~~~~^~~~~~~~~~~~~~~~~~~~~~
sculpture.cpp:14:8: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
   scanf("%d", &L[i]);
   ~~~~~^~~~~~~~~~~~~

• Subtask 1: 0 / 9
• Subtask 2: 0 / 16
• Subtask 3: 0 / 21
• Subtask 4: 0 / 25
• Subtask 5: 0 / 29